This from Dan McInerney:

Today is the anniversary of the Stockyards fire, the Ankum/Stringer fire (CFD LODD vacant bldg fire) and the Keokuk triple LODD fire. While the Keokuk fire is not local, it still stands out as a triple LODD that NIST did a fire modeling study on

And this from the Chicago Tribune:

cartoon remembering two CFD FFs

From the Chicago Tribune